body,div,dl,dt,dd,ul,ol,li,h1,h2,h3,h4,h5,h6,pre,form,fieldset,legend,input,textarea,button,p,blockquote,th,td{
  margin:0;
  padding:0;
}
body {
  text-align: center;
}
li{
  list-style-type: none;
}
a{
  text-decoration: none;
}
img,input,button{
  border: none;
  vertical-align: middle;
}